90=2x+x+(2x-5)

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Solution for 90=2x+x+(2x-5) equation:



90=2x+x+(2x-5)
We move all terms to the left:
90-(2x+x+(2x-5))=0
We calculate terms in parentheses: -(2x+x+(2x-5)), so:
2x+x+(2x-5)
We add all the numbers together, and all the variables
3x+(2x-5)
We get rid of parentheses
3x+2x-5
We add all the numbers together, and all the variables
5x-5
Back to the equation:
-(5x-5)
We get rid of parentheses
-5x+5+90=0
We add all the numbers together, and all the variables
-5x+95=0
We move all terms containing x to the left, all other terms to the right
-5x=-95
x=-95/-5
x=+19

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